Let g(x) = x2 + 4x - 5, then

Question

Let g(x) = x2 + 4x - 5, then (A) g is one-one on R (B) g is one-one on (-∞ , 2] (C) g is one-one on (-∞ , 4) (D) none of these

Tardigrade Admin · Accepted Answer

Correct answer is (a) g is one-one on R

Q. Let $g (x) = x^{2} + 4 x - 5,$ then